Wallace, D. M. (1906). Russland (Band I).
Lua i Stíl Chicago (17ú heag.)Wallace, Donald Mackenzie. Russland (Band I). Würzburg, 1906.
Lua MLA (8ú heag.)Wallace, Donald Mackenzie. Russland (Band I). 1906.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.